EP4003256A4 - Layered composite for scar treatment and prevention - Google Patents

Layered composite for scar treatment and prevention Download PDF

Info

Publication number
EP4003256A4
EP4003256A4 EP20847308.2A EP20847308A EP4003256A4 EP 4003256 A4 EP4003256 A4 EP 4003256A4 EP 20847308 A EP20847308 A EP 20847308A EP 4003256 A4 EP4003256 A4 EP 4003256A4
Authority
EP
European Patent Office
Prior art keywords
prevention
layered composite
scar treatment
scar
treatment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20847308.2A
Other languages
German (de)
French (fr)
Other versions
EP4003256A1 (en
Inventor
Kai P. Leung
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
US Department of Army
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of EP4003256A1 publication Critical patent/EP4003256A1/en
Publication of EP4003256A4 publication Critical patent/EP4003256A4/en
Pending legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K9/00—Medicinal preparations characterised by special physical form
    • A61K9/70—Web, sheet or filament bases ; Films; Fibres of the matrix type containing drug
    • A61K9/7023—Transdermal patches and similar drug-containing composite devices, e.g. cataplasms
    • A61K9/703—Transdermal patches and similar drug-containing composite devices, e.g. cataplasms characterised by shape or structure; Details concerning release liner or backing; Refillable patches; User-activated patches
    • A61K9/7038—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer
    • A61K9/7046—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer the adhesive comprising macromolecular compounds
    • A61K9/7053—Transdermal patches of the drug-in-adhesive type, i.e. comprising drug in the skin-adhesive layer the adhesive comprising macromolecular compounds obtained by reactions only involving carbon to carbon unsaturated bonds, e.g. polyvinyl, polyisobutylene, polystyrene
    • A61K9/7061—Polyacrylates
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/00051—Accessories for dressings
    • A61F13/00063—Accessories for dressings comprising medicaments or additives, e.g. odor control, PH control, debriding, antimicrobic
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F13/00—Bandages or dressings; Absorbent pads
    • A61F13/02—Adhesive bandages or dressings
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
    • A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
    • A61K31/44—Non condensed pyridines; Hydrogenated derivatives thereof
    • A61K31/4418—Non condensed pyridines; Hydrogenated derivatives thereof having a carbocyclic group directly attached to the heterocyclic ring, e.g. cyproheptadine
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
    • A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/44—Medicaments
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L2300/00—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices
    • A61L2300/40—Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices characterised by a specific therapeutic activity or mode of action
    • A61L2300/432—Inhibitors, antagonists

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Chemical & Material Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Epidemiology (AREA)
  • Medicinal Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Dermatology (AREA)
  • Hematology (AREA)
  • Materials Engineering (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicinal Preparation (AREA)
EP20847308.2A 2019-07-30 2020-07-30 Layered composite for scar treatment and prevention Pending EP4003256A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962880396P 2019-07-30 2019-07-30
PCT/US2020/044251 WO2021022033A1 (en) 2019-07-30 2020-07-30 Layered composite for scar treatment and prevention

Publications (2)

Publication Number Publication Date
EP4003256A1 EP4003256A1 (en) 2022-06-01
EP4003256A4 true EP4003256A4 (en) 2023-05-24

Family

ID=74229878

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20847308.2A Pending EP4003256A4 (en) 2019-07-30 2020-07-30 Layered composite for scar treatment and prevention

Country Status (2)

Country Link
EP (1) EP4003256A4 (en)
WO (1) WO2021022033A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024051687A1 (en) * 2022-09-06 2024-03-14 南京迈诺威医药科技有限公司 Topical formulation containing pirfenidone and use thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004578A (en) * 1996-10-24 1999-12-21 Alza Corporation Permeation enhances for transdermal drug delivery compositions, devices and methods
EP1682061A2 (en) * 2003-10-28 2006-07-26 Noven Pharmaceuticals, Inc. Transdermal drug delivery device
US8287900B2 (en) * 2007-05-25 2012-10-16 Lead Chemical Co., Ltd. Medicated patch comprising 5-methyl-1-phenyl-2-(1H)-pyridone
CN105213351A (en) * 2013-09-25 2016-01-06 南阳市汇博生物技术有限公司 For the pad pasting that hypertrophic cicatrix is repaired
EP3020398A1 (en) * 2014-11-17 2016-05-18 Nitto Denko Corporation Compounds and formulations for reducing scarring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004598A (en) 1997-02-11 1999-12-21 Citricos Naturales, Ltda Process for manufacturing recently extracted fruit pulp, packing method and the product obtained thereby
US10137222B2 (en) * 2015-03-27 2018-11-27 3M Innovative Properties Company Fibrin composition, method and wound articles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6004578A (en) * 1996-10-24 1999-12-21 Alza Corporation Permeation enhances for transdermal drug delivery compositions, devices and methods
EP1682061A2 (en) * 2003-10-28 2006-07-26 Noven Pharmaceuticals, Inc. Transdermal drug delivery device
US8287900B2 (en) * 2007-05-25 2012-10-16 Lead Chemical Co., Ltd. Medicated patch comprising 5-methyl-1-phenyl-2-(1H)-pyridone
CN105213351A (en) * 2013-09-25 2016-01-06 南阳市汇博生物技术有限公司 For the pad pasting that hypertrophic cicatrix is repaired
EP3020398A1 (en) * 2014-11-17 2016-05-18 Nitto Denko Corporation Compounds and formulations for reducing scarring

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
MANDAPALLI PRAVEEN KUMAR ET AL: "Effect of pirfenidone delivered using layer-by-layer thin film on excisional wound healing", EUROPEAN JOURNAL OF PHARMACEUTICAL SCIENCES, ELSEVIER AMSTERDAM, NL, vol. 83, 23 December 2015 (2015-12-23), pages 166 - 174, XP029429026, ISSN: 0928-0987, DOI: 10.1016/J.EJPS.2015.12.027 *
See also references of WO2021022033A1 *

Also Published As

Publication number Publication date
EP4003256A1 (en) 2022-06-01
WO2021022033A1 (en) 2021-02-04

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RIC1 Information provided on ipc code assigned before grant

Ipc: A61L 15/44 20060101ALI20230420BHEP

Ipc: A61L 15/16 20060101ALI20230420BHEP

Ipc: A61K 9/70 20060101ALI20230420BHEP

Ipc: A61F 13/15 20060101ALI20230420BHEP

Ipc: A61F 13/00 20060101ALI20230420BHEP

Ipc: A61F 13/02 20060101AFI20230420BHEP

P01 Opt-out of the competence of the unified patent court (upc) registered

Effective date: 20230614

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: THE GOVERNMENT OF THE UNITED STATES, AS REPRESENTED BY THE SECRETARY OF THE ARMY

RIN1 Information on inventor provided before grant (corrected)

Inventor name: LEUNG, KAI P.